Solve the system of equations by substitution.
x - y = - 
x + 8y = -4
A. (0, 4)
B. (0, -4)
C. (-4, 0)
D. (4, 0)
Answer: C
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Use a CAS integration utility to evaluate the triple integral of the given function over the specified solid region.
over the rectangular solid 
, 
, 
A. 216 B. 288 C. 1296 D. 432
Factor the polynomial completely.11x2 + 122x + 11
A. prime B. (11x - 1)(x - 11) C. (11x + 1)(x + 11) D. (11x + 11)(x + 1)
Find the equation of the line with the given slope and intercept.Slope -7; y-intercept is -4
A. y = 4x + 7 B. y = -7x - 4 C. y = -4x - 7 D. y = 7x + 4
Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1
cups brown sugar 1
cups white sugar 1
cups shortening 1 pinch salt 3 eggs 2
tsp soda 2
/> tsp cream of tartar 1
tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is doubled, how much brown sugar will be needed?
A. Estimate: 3 cups
Exact: 4 cups
B. Estimate: 3 cups
Exact: 2
cups
C. Estimate: 4 cups
Exact: 4 cups
D. Estimate: 4 cups
Exact: 3 cups